Across
- 6. female hormone
- 8. connects the baby to the placenta
- 9. when does the baby start breathing motions?
- 11. male reproductive cell
- 12. fluid filled; protects the baby before birth
- 13. when does the baby pack on weight?
- 16. joining of sperm and egg
- 17. when does the baby react to noises?
- 18. protective coating on baby's skin
Down
- 1. when are the major systems developed?
- 2. where the baby grows in the mother
- 3. when can the heartbeat be heard clearly?
- 4. thick layer of hair on baby
- 5. unborn baby month 3 until birth
- 7. connects the sac around the baby to mother's uterus
- 10. what the baby is surrounded by
- 13. male hormone
- 14. female reproductive cell
- 15. early stage of the fetus